FIR2IR: fix testData

compiler/testData/ir/irText/expressions/whenReturnUnit.fir.txt

@@ -1,27 +0,0 @@
-FILE fqName:<root> fileName:/whenReturnUnit.kt
-  FUN name:run visibility:public modality:FINAL <> (block:kotlin.Function0<kotlin.Unit>) returnType:kotlin.Unit
-    VALUE_PARAMETER name:block index:0 type:kotlin.Function0<kotlin.Unit>
-    BLOCK_BODY
-  FUN name:branch visibility:public modality:FINAL <> (x:kotlin.Int) returnType:kotlin.Unit
-    VALUE_PARAMETER name:x index:0 type:kotlin.Int
-    BLOCK_BODY
-      RETURN type=kotlin.Nothing from='public final fun branch (x: kotlin.Int): kotlin.Unit declared in <root>'
-        CALL 'public final fun run (block: kotlin.Function0<kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
-          block: FUN_EXPR type=kotlin.Function0<kotlin.Unit> origin=LAMBDA
-            FUN LOCAL_FUNCTION_FOR_LAMBDA name:<anonymous> visibility:local modality:FINAL <> () returnType:kotlin.Unit
-              BLOCK_BODY
-                BLOCK type=kotlin.Unit origin=WHEN
-                  VAR IR_TEMPORARY_VARIABLE name:tmp0_subject type:kotlin.Int [val]
-                  WHEN type=kotlin.Unit origin=WHEN
-                    BRANCH
-                      if: CALL 'public final fun EQEQ (arg0: kotlin.Any?, arg1: kotlin.Any?): kotlin.Boolean declared in kotlin.internal.ir' type=kotlin.Boolean origin=EQEQ
-                        arg0: GET_VAR 'val tmp0_subject: kotlin.Int [val] declared in <root>.branch.<anonymous>' type=kotlin.Int origin=null
-                        arg1: CONST Int type=kotlin.Int value=1
-                      then: CALL 'public final fun TODO (reason: kotlin.String): kotlin.Nothing [inline] declared in kotlin' type=kotlin.Nothing origin=null
-                        reason: CONST String type=kotlin.String value="1"
-                    BRANCH
-                      if: CALL 'public final fun EQEQ (arg0: kotlin.Any?, arg1: kotlin.Any?): kotlin.Boolean declared in kotlin.internal.ir' type=kotlin.Boolean origin=EQEQ
-                        arg0: GET_VAR 'val tmp0_subject: kotlin.Int [val] declared in <root>.branch.<anonymous>' type=kotlin.Int origin=null
-                        arg1: CONST Int type=kotlin.Int value=2
-                      then: CALL 'public final fun TODO (reason: kotlin.String): kotlin.Nothing [inline] declared in kotlin' type=kotlin.Nothing origin=null
-                        reason: CONST String type=kotlin.String value="2"

compiler/testData/ir/irText/expressions/whenReturnUnit.kt

@@ -1,3 +1,5 @@
+// FIR_IDENTICAL
+
 fun run(block: () -> Unit) {}
 
 fun branch(x: Int) = run {